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1 | // Boost string_algo library find_format_all.hpp header file ---------------------------// |
2 | ||
3 | // Copyright Pavol Droba 2002-2003. | |
4 | // | |
5 | // Distributed under the Boost Software License, Version 1.0. | |
6 | // (See accompanying file LICENSE_1_0.txt or copy at | |
7 | // http://www.boost.org/LICENSE_1_0.txt) | |
8 | ||
9 | // See http://www.boost.org/ for updates, documentation, and revision history. | |
10 | ||
11 | #ifndef BOOST_STRING_FIND_FORMAT_ALL_DETAIL_HPP | |
12 | #define BOOST_STRING_FIND_FORMAT_ALL_DETAIL_HPP | |
13 | ||
14 | #include <boost/algorithm/string/config.hpp> | |
15 | #include <boost/range/iterator_range_core.hpp> | |
16 | #include <boost/range/const_iterator.hpp> | |
17 | #include <boost/range/value_type.hpp> | |
18 | #include <boost/algorithm/string/detail/find_format_store.hpp> | |
19 | #include <boost/algorithm/string/detail/replace_storage.hpp> | |
20 | ||
21 | namespace boost { | |
22 | namespace algorithm { | |
23 | namespace detail { | |
24 | ||
25 | // find_format_all_copy (iterator variant) implementation ---------------------------// | |
26 | ||
27 | template< | |
28 | typename OutputIteratorT, | |
29 | typename InputT, | |
30 | typename FinderT, | |
31 | typename FormatterT, | |
32 | typename FindResultT, | |
33 | typename FormatResultT > | |
34 | inline OutputIteratorT find_format_all_copy_impl2( | |
35 | OutputIteratorT Output, | |
36 | const InputT& Input, | |
37 | FinderT Finder, | |
38 | FormatterT Formatter, | |
39 | const FindResultT& FindResult, | |
40 | const FormatResultT& FormatResult ) | |
41 | { | |
42 | typedef BOOST_STRING_TYPENAME | |
43 | range_const_iterator<InputT>::type input_iterator_type; | |
44 | ||
45 | typedef find_format_store< | |
46 | input_iterator_type, | |
47 | FormatterT, | |
48 | FormatResultT > store_type; | |
49 | ||
50 | // Create store for the find result | |
51 | store_type M( FindResult, FormatResult, Formatter ); | |
52 | ||
53 | // Initialize last match | |
54 | input_iterator_type LastMatch=::boost::begin(Input); | |
55 | ||
56 | // Iterate through all matches | |
57 | while( M ) | |
58 | { | |
59 | // Copy the beginning of the sequence | |
60 | Output = std::copy( LastMatch, M.begin(), Output ); | |
61 | // Copy formatted result | |
62 | Output = std::copy( ::boost::begin(M.format_result()), ::boost::end(M.format_result()), Output ); | |
63 | ||
64 | // Proceed to the next match | |
65 | LastMatch=M.end(); | |
66 | M=Finder( LastMatch, ::boost::end(Input) ); | |
67 | } | |
68 | ||
69 | // Copy the rest of the sequence | |
70 | Output = std::copy( LastMatch, ::boost::end(Input), Output ); | |
71 | ||
72 | return Output; | |
73 | } | |
74 | ||
75 | template< | |
76 | typename OutputIteratorT, | |
77 | typename InputT, | |
78 | typename FinderT, | |
79 | typename FormatterT, | |
80 | typename FindResultT > | |
81 | inline OutputIteratorT find_format_all_copy_impl( | |
82 | OutputIteratorT Output, | |
83 | const InputT& Input, | |
84 | FinderT Finder, | |
85 | FormatterT Formatter, | |
86 | const FindResultT& FindResult ) | |
87 | { | |
88 | if( ::boost::algorithm::detail::check_find_result(Input, FindResult) ) { | |
89 | return ::boost::algorithm::detail::find_format_all_copy_impl2( | |
90 | Output, | |
91 | Input, | |
92 | Finder, | |
93 | Formatter, | |
94 | FindResult, | |
95 | Formatter(FindResult) ); | |
96 | } else { | |
97 | return std::copy( ::boost::begin(Input), ::boost::end(Input), Output ); | |
98 | } | |
99 | } | |
100 | ||
101 | // find_format_all_copy implementation ----------------------------------------------// | |
102 | ||
103 | template< | |
104 | typename InputT, | |
105 | typename FinderT, | |
106 | typename FormatterT, | |
107 | typename FindResultT, | |
108 | typename FormatResultT > | |
109 | inline InputT find_format_all_copy_impl2( | |
110 | const InputT& Input, | |
111 | FinderT Finder, | |
112 | FormatterT Formatter, | |
113 | const FindResultT& FindResult, | |
114 | const FormatResultT& FormatResult) | |
115 | { | |
116 | typedef BOOST_STRING_TYPENAME | |
117 | range_const_iterator<InputT>::type input_iterator_type; | |
118 | ||
119 | typedef find_format_store< | |
120 | input_iterator_type, | |
121 | FormatterT, | |
122 | FormatResultT > store_type; | |
123 | ||
124 | // Create store for the find result | |
125 | store_type M( FindResult, FormatResult, Formatter ); | |
126 | ||
127 | // Initialize last match | |
128 | input_iterator_type LastMatch=::boost::begin(Input); | |
129 | ||
130 | // Output temporary | |
131 | InputT Output; | |
132 | ||
133 | // Iterate through all matches | |
134 | while( M ) | |
135 | { | |
136 | // Copy the beginning of the sequence | |
137 | boost::algorithm::detail::insert( Output, ::boost::end(Output), LastMatch, M.begin() ); | |
138 | // Copy formatted result | |
139 | boost::algorithm::detail::insert( Output, ::boost::end(Output), M.format_result() ); | |
140 | ||
141 | // Proceed to the next match | |
142 | LastMatch=M.end(); | |
143 | M=Finder( LastMatch, ::boost::end(Input) ); | |
144 | } | |
145 | ||
146 | // Copy the rest of the sequence | |
147 | ::boost::algorithm::detail::insert( Output, ::boost::end(Output), LastMatch, ::boost::end(Input) ); | |
148 | ||
149 | return Output; | |
150 | } | |
151 | ||
152 | template< | |
153 | typename InputT, | |
154 | typename FinderT, | |
155 | typename FormatterT, | |
156 | typename FindResultT > | |
157 | inline InputT find_format_all_copy_impl( | |
158 | const InputT& Input, | |
159 | FinderT Finder, | |
160 | FormatterT Formatter, | |
161 | const FindResultT& FindResult) | |
162 | { | |
163 | if( ::boost::algorithm::detail::check_find_result(Input, FindResult) ) { | |
164 | return ::boost::algorithm::detail::find_format_all_copy_impl2( | |
165 | Input, | |
166 | Finder, | |
167 | Formatter, | |
168 | FindResult, | |
169 | Formatter(FindResult) ); | |
170 | } else { | |
171 | return Input; | |
172 | } | |
173 | } | |
174 | ||
175 | // find_format_all implementation ------------------------------------------------// | |
176 | ||
177 | template< | |
178 | typename InputT, | |
179 | typename FinderT, | |
180 | typename FormatterT, | |
181 | typename FindResultT, | |
182 | typename FormatResultT > | |
183 | inline void find_format_all_impl2( | |
184 | InputT& Input, | |
185 | FinderT Finder, | |
186 | FormatterT Formatter, | |
187 | FindResultT FindResult, | |
188 | FormatResultT FormatResult) | |
189 | { | |
190 | typedef BOOST_STRING_TYPENAME | |
191 | range_iterator<InputT>::type input_iterator_type; | |
192 | typedef find_format_store< | |
193 | input_iterator_type, | |
194 | FormatterT, | |
195 | FormatResultT > store_type; | |
196 | ||
197 | // Create store for the find result | |
198 | store_type M( FindResult, FormatResult, Formatter ); | |
199 | ||
200 | // Instantiate replacement storage | |
201 | std::deque< | |
202 | BOOST_STRING_TYPENAME range_value<InputT>::type> Storage; | |
203 | ||
204 | // Initialize replacement iterators | |
205 | input_iterator_type InsertIt=::boost::begin(Input); | |
206 | input_iterator_type SearchIt=::boost::begin(Input); | |
207 | ||
208 | while( M ) | |
209 | { | |
210 | // process the segment | |
211 | InsertIt=process_segment( | |
212 | Storage, | |
213 | Input, | |
214 | InsertIt, | |
215 | SearchIt, | |
216 | M.begin() ); | |
217 | ||
218 | // Adjust search iterator | |
219 | SearchIt=M.end(); | |
220 | ||
221 | // Copy formatted replace to the storage | |
222 | ::boost::algorithm::detail::copy_to_storage( Storage, M.format_result() ); | |
223 | ||
224 | // Find range for a next match | |
225 | M=Finder( SearchIt, ::boost::end(Input) ); | |
226 | } | |
227 | ||
228 | // process the last segment | |
229 | InsertIt=::boost::algorithm::detail::process_segment( | |
230 | Storage, | |
231 | Input, | |
232 | InsertIt, | |
233 | SearchIt, | |
234 | ::boost::end(Input) ); | |
235 | ||
236 | if ( Storage.empty() ) | |
237 | { | |
238 | // Truncate input | |
239 | ::boost::algorithm::detail::erase( Input, InsertIt, ::boost::end(Input) ); | |
240 | } | |
241 | else | |
242 | { | |
243 | // Copy remaining data to the end of input | |
244 | ::boost::algorithm::detail::insert( Input, ::boost::end(Input), Storage.begin(), Storage.end() ); | |
245 | } | |
246 | } | |
247 | ||
248 | template< | |
249 | typename InputT, | |
250 | typename FinderT, | |
251 | typename FormatterT, | |
252 | typename FindResultT > | |
253 | inline void find_format_all_impl( | |
254 | InputT& Input, | |
255 | FinderT Finder, | |
256 | FormatterT Formatter, | |
257 | FindResultT FindResult) | |
258 | { | |
259 | if( ::boost::algorithm::detail::check_find_result(Input, FindResult) ) { | |
260 | ::boost::algorithm::detail::find_format_all_impl2( | |
261 | Input, | |
262 | Finder, | |
263 | Formatter, | |
264 | FindResult, | |
265 | Formatter(FindResult) ); | |
266 | } | |
267 | } | |
268 | ||
269 | } // namespace detail | |
270 | } // namespace algorithm | |
271 | } // namespace boost | |
272 | ||
273 | #endif // BOOST_STRING_FIND_FORMAT_ALL_DETAIL_HPP |